package com.appsys.interceptor;

import lombok.extern.log4j.Log4j;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * @ClassName LoginInterceptor
 * @Description TODO
 * @Author YinLiangTao Email:1517535831@qq.com
 * @Date 2022/3/14 19:21
 * @Version 1.0
 */
@Component
public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        HttpSession session = request.getSession();
        Object dev = session.getAttribute("dev");
        Object backend = session.getAttribute("backend");
        System.out.println("dev**************" + dev);
        if(dev != null){
            return true;
        }
        System.out.println("error))))))))))))))))))");
        request.setAttribute("error","请先登录");
        request.getRequestDispatcher("/devlogin").forward(request,response);
        return false;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
        HandlerInterceptor.super.postHandle(request, response, handler, modelAndView);
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        HandlerInterceptor.super.afterCompletion(request, response, handler, ex);
    }
}
